Nothing contained in this section 9-1-5 shall relieve any person from liability arising out of the failure to exercise reasonable care to avoid damaging grantee's facilities while performing any work connected with grading, regrading or changing the line of any rights of way or public place or the construction or reconstruction of any sewer or water system. (Ord. 827, 8-5-2002, eff. 8-26-2002)